## make sure that the right tools are installed to run the test. the
## test has *more* requirements than plain ol' monkeysphere:
-[ -x $(which socat) ] || { echo "You must have socat installed to run this test." && exit 1; }
+which socat || { echo "You must have socat installed to run this test." ; exit 1; }
## FIXME: other checks?